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Clinical observation of hypofibrinogen induced by the treatment of tocilizumab in rheumatic disease. Research Article. [Preprint]. May 11, 2022. [accessed 2022 June 20]. Available from:\u00a0\n                      \n                      .","order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The study protocol was approved by the Ethics Committee of the First Affiliated Hospital of Xi\u2019an Jiaotong University (No. XJTU1AF2021LSK-460).","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Not applicable.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"All authors declare that they have no competing interests, and all authors confirm their accuracy.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}]}}